code: def read_benchmark_hdf5(file_path):
      f = h5py.File(file_path, "r")
      train = np.array(f["train"])
      test = np.array(f["test"])
      neighbors = np.array(f["neighbors"])
      f.close()
      return train, test, neighbors
  
file_path: milvus/tests/python_client/deploy/scripts/second_recall_test.py
imports: import h5py
  import numpy
  import time
  import sys
  import threading
  from pathlib import Path
  from loguru import logger
  from pymilvus import connections, Collection
label_desc: Use image node_id 1 for calling a global function with example usage: read_benchmark_hdf5(file_path) and returns: train,  test,  neighbors